Create 1374-generate-a-string-with-characters-that-have-odd-counts.js

Author: everthis

1374-generate-a-string-with-characters-that-have-odd-counts.js

@@ -0,0 +1,12 @@
+/**
+ * @param {number} n
+ * @return {string}
+ */
+const generateTheString = function(n, ch = 'a') {
+  const odd = n % 2 === 1
+  const code = ch.charCodeAt(0)
+  if(odd) return ch.repeat(n)
+  const nch = String.fromCharCode(code + 1), nnch = String.fromCharCode(code + 2)
+  const even = (n / 2) % 2 === 0
+  return generateTheString(even ? n / 2 - 1 : n / 2, nch) + generateTheString(even ? n / 2 + 1 : n / 2, nnch)
+};